/**
 * Copyright 2006-2016 the original author or authors.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.real.generator.codegen.xmlmapper;

import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.codegen.mybatis3.ListUtilities;
import org.mybatis.generator.codegen.mybatis3.MyBatis3FormattingUtilities;
import org.mybatis.generator.codegen.mybatis3.xmlmapper.elements.AbstractXmlElementGenerator;

/**
 *
 * @author Jeff Butler
 *
 */
public class BaseInsertColumnListElementGenerator extends AbstractXmlElementGenerator {

	public BaseInsertColumnListElementGenerator() {
		super();
	}

	@Override
	public void addElements(XmlElement parentElement) {
		XmlElement answer = new XmlElement("sql"); //$NON-NLS-1$

		answer.addAttribute(new Attribute("id", "Base_Insert_Column_List")); //$NON-NLS-1$
		//
		// FullyQualifiedJavaType parameterType = introspectedTable.getRules()
		// .calculateAllFieldsClass();
		//
		// answer.addAttribute(new Attribute("parameterType", //$NON-NLS-1$
		// parameterType.getFullyQualifiedName()));

		// context.getCommentGenerator().addComment(answer);
		//
		// GeneratedKey gk = introspectedTable.getGeneratedKey();
		// if (gk != null) {
		// IntrospectedColumn introspectedColumn = introspectedTable
		// .getColumn(gk.getColumn());
		// // if the column is null, then it's a configuration error. The
		// // warning has already been reported
		// if (introspectedColumn != null) {
		// if (gk.isJdbcStandard()) {
		// answer.addAttribute(new Attribute("useGeneratedKeys", "true")); //$NON-NLS-1$
		// //$NON-NLS-2$
		// answer.addAttribute(new Attribute("keyProperty",
		// introspectedColumn.getJavaProperty())); //$NON-NLS-1$
		// answer.addAttribute(new Attribute("keyColumn",
		// introspectedColumn.getActualColumnName())); //$NON-NLS-1$
		// } else {
		// answer.addElement(getSelectKey(introspectedColumn, gk));
		// }
		// }
		// }

		StringBuilder sb = new StringBuilder();

		sb.append("insert into "); //$NON-NLS-1$
		sb.append(introspectedTable.getFullyQualifiedTableNameAtRuntime());
		answer.addElement(new TextElement(sb.toString()));

		XmlElement insertTrimElement = new XmlElement("trim"); //$NON-NLS-1$
		insertTrimElement.addAttribute(new Attribute("prefix", "(")); //$NON-NLS-1$ //$NON-NLS-2$
		insertTrimElement.addAttribute(new Attribute("suffix", ")")); //$NON-NLS-1$ //$NON-NLS-2$
		insertTrimElement.addAttribute(new Attribute("suffixOverrides", ",")); //$NON-NLS-1$ //$NON-NLS-2$
		answer.addElement(insertTrimElement);

		XmlElement valuesTrimElement = new XmlElement("trim"); //$NON-NLS-1$
		valuesTrimElement.addAttribute(new Attribute("prefix", "values (")); //$NON-NLS-1$ //$NON-NLS-2$
		valuesTrimElement.addAttribute(new Attribute("suffix", ")")); //$NON-NLS-1$ //$NON-NLS-2$
		valuesTrimElement.addAttribute(new Attribute("suffixOverrides", ",")); //$NON-NLS-1$ //$NON-NLS-2$
		answer.addElement(valuesTrimElement);

		for (IntrospectedColumn introspectedColumn : ListUtilities
				.removeIdentityAndGeneratedAlwaysColumns(introspectedTable.getAllColumns())) {
//			if (introspectedColumn.isAutoIncrement()) { //TODO cuiyi
//				continue;
//			}
			if (introspectedColumn.isSequenceColumn() || introspectedColumn.getFullyQualifiedJavaType().isPrimitive()) {
				// if it is a sequence column, it is not optional
				// This is required for MyBatis3 because MyBatis3 parses
				// and calculates the SQL before executing the selectKey

				// if it is primitive, we cannot do a null check
				sb.setLength(0);
				sb.append(MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn));
				sb.append(',');
				insertTrimElement.addElement(new TextElement(sb.toString()));

				sb.setLength(0);
				sb.append(MyBatis3FormattingUtilities.getParameterClause(introspectedColumn));
				sb.append(',');
				valuesTrimElement.addElement(new TextElement(sb.toString()));

				continue;
			}

			XmlElement insertNotNullElement = new XmlElement("if"); //$NON-NLS-1$
			sb.setLength(0);
			sb.append(introspectedColumn.getJavaProperty("record."));
			sb.append(" != null"); //$NON-NLS-1$
			//antizen屏蔽 是否为''的判断
			//sb.append(" and "); //$NON-NLS-1$
			//sb.append(introspectedColumn.getJavaProperty("record."));
			//sb.append(" != ''"); //$NON-NLS
			insertNotNullElement.addAttribute(new Attribute("test", sb.toString())); //$NON-NLS-1$

			sb.setLength(0);
			sb.append(MyBatis3FormattingUtilities.getEscapedColumnName(introspectedColumn));
			sb.append(',');
			insertNotNullElement.addElement(new TextElement(sb.toString()));
			insertTrimElement.addElement(insertNotNullElement);

			XmlElement valuesNotNullElement = new XmlElement("if"); //$NON-NLS-1$
			sb.setLength(0);
			sb.append(introspectedColumn.getJavaProperty("record."));
			sb.append(" != null"); //$NON-NLS-1$
			//antizen屏蔽 是否为''的判断
			//sb.append(" and "); //$NON-NLS-1$
			//sb.append(introspectedColumn.getJavaProperty("record."));
			//sb.append(" != ''"); //$NON-NLS-1$
			valuesNotNullElement.addAttribute(new Attribute("test", sb.toString())); //$NON-NLS-1$

			sb.setLength(0);
			sb.append(MyBatis3FormattingUtilities.getParameterClause(
                    introspectedColumn, "record"));
			sb.append(',');
			valuesNotNullElement.addElement(new TextElement(sb.toString()));
			valuesTrimElement.addElement(valuesNotNullElement);
		}

		if (context.getPlugins().sqlMapInsertSelectiveElementGenerated(answer, introspectedTable)) {
			parentElement.addElement(answer);
		}
	}
}
